html {
    font-family: Arial, Helvetica, sans-serif;
}

.fialova {
    background-color: purple;
    color: white;
}

.modra {
    background-color: blue;
    color: white;
}

.azurova {
    background-color: aqua;
}

.zelena {
    background-color: green;
}

.zluta {
    background-color: yellow;
}

.oranzova {
    background-color: orange;
}

.cervena {
    background-color: red;
}

.vinova {
    background-color: rgb(128, 0, 32);
    color: white;
}